iptables -P INPUT ACCEPT
iptables -P FORWARD ACCEPT
iptables -P OUTPUT ACCEPT
iptables -t nat -P PREROUTING ACCEPT
iptables -t nat -P POSTROUTING ACCEPT
iptables -t nat -P OUTPUT ACCEPT
iptables -F
iptables -t nat -F
iptables -X
iptables -t nat -X
iptables -t nat -A POSTROUTING -o eth1 -j MASQUERADE
iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE
################################Mail Server
iptables -t nat -A POSTROUTING -d 192.168.1.183 -o eth0 -p tcp -m tcp --dport 25 -j SNAT --to-source 192.168.1.222
iptables -t nat -A PREROUTING -d 61.144.62.70 -p tcp -m tcp --dport 25 -j DNAT --to-destination 192.168.1.183:25
iptables -t nat -A POSTROUTING -d 192.168.1.183 -o eth0 -p tcp -m tcp --dport 110 -j SNAT --to-source 192.168.1.222
iptables -t nat -A PREROUTING -d 61.144.62.70 -p tcp -m tcp --dport 110 -j DNAT --to-destination 192.168.1.183:110
iptables -t nat -A POSTROUTING -d 192.168.1.183 -o eth0 -p tcp -m tcp --dport 8383 -j SNAT --to-source 192.168.1.222
iptables -t nat -A PREROUTING -d 61.144.62.70 -p tcp -m tcp --dport 8383 -j DNAT --to-destination 192.168.1.183:8383
###########################################################
iptables -t nat -A POSTROUTING -d 192.168.1.50 -o eth0 -p tcp -m tcp --dport 21 -j SNAT --to-source 192.168.1.222
iptables -t nat -A PREROUTING -d 61.144.62.70 -p tcp -m tcp --dport 2121 -j DNAT --to-destination 192.168.1.50:21
iptables -t nat -A POSTROUTING -d 192.168.1.50 -o eth0 -p tcp -m tcp --dport 20 -j SNAT --to-source 192.168.1.222
iptables -t nat -A PREROUTING -d 61.144.62.70 -p tcp -m tcp --dport 20 -j DNAT --to-destination 192.168.1.50:20
iptables -t nat -A POSTROUTING -d 192.168.1.182 -o eth0 -p tcp -m tcp --dport 3389 -j SNAT --to-source 192.168.1.222
iptables -t nat -A PREROUTING -d 61.144.62.70 -p tcp -m tcp --dport 3389 -j DNAT --to-destination 192.168.1.182:3389
iptables -t nat -A POSTROUTING -d 192.168.1.182 -o eth0 -p tcp -m tcp --dport 80 -j SNAT --to-source 192.168.1.222
iptables -t nat -A PREROUTING -d 61.144.62.70 -p tcp -m tcp --dport 1221 -j DNAT --to-destination 192.168.1.182:80
iptables -t nat -A POSTROUTING -d 192.168.1.182 -o eth0 -p tcp -m tcp --dport 1533 -j SNAT --to-source 192.168.1.222
iptables -t nat -A PREROUTING -d 61.144.62.70 -p tcp -m tcp --dport 1533 -j DNAT --to-destination 192.168.1.182:1533
iptables -t nat -A POSTROUTING -d 192.168.1.182 -o eth0 -p tcp -m tcp --dport 5900 -j SNAT --to-source 192.168.1.222
iptables -t nat -A PREROUTING -d 61.144.62.70 -p tcp -m tcp --dport 5900 -j DNAT --to-destination 192.168.1.182:5900
iptables -t nat -A POSTROUTING -d 192.168.1.182 -o eth0 -p tcp -m tcp --dport 8080 -j SNAT --to-source 192.168.1.222
iptables -t nat -A PREROUTING -d 61.144.62.70 -p tcp -m tcp --dport 1633 -j DNAT --to-destination 192.168.1.182:8080
iptables -t nat -A POSTROUTING -d 192.168.1.182 -o eth0 -p tcp -m tcp --dport 1352 -j SNAT --to-source 192.168.1.222
iptables -t nat -A PREROUTING -d 61.144.62.70 -p tcp -m tcp --dport 1352 -j DNAT --to-destination 192.168.1.182:1352
iptables -t nat -A POSTROUTING -d 192.168.1.182 -o eth0 -p udp -m udp --dport 1352 -j SNAT --to-source 192.168.1.222
iptables -t nat -A PREROUTING -d 61.144.62.70 -p udp -m udp --dport 1352 -j DNAT --to-destination 192.168.1.182:1352
iptables -t nat -A POSTROUTING -d 192.168.1.221 -o eth0 -p tcp -m tcp --dport 2008 -j SNAT --to-source 192.168.1.222
iptables -t nat -A PREROUTING -d 61.144.62.70 -p tcp -m tcp --dport 2008 -j DNAT --to-destination 192.168.1.221:2008
iptables -t nat -A POSTROUTING -d 192.168.1.21 -o eth0 -p tcp -m tcp --dport 4661 -j SNAT --to-source 192.168.1.222
iptables -t nat -A PREROUTING -d 61.144.62.70 -p tcp -m tcp --dport 4661 -j DNAT --to-destination 192.168.1.21:4661
iptables -t nat -A POSTROUTING -d 192.168.1.21 -o eth0 -p tcp -m tcp --dport 4662 -j SNAT --to-source 192.168.1.222
iptables -t nat -A PREROUTING -d 61.144.62.70 -p tcp -m tcp --dport 4662 -j DNAT --to-destination 192.168.1.21:4662
iptables -t nat -A POSTROUTING -d 192.168.1.21 -o eth0 -p udp -m udp --dport 11943 -j SNAT --to-source 192.168.1.222
iptables -t nat -A PREROUTING -d 61.144.62.70 -p udp -m udp --dport 11943 -j DNAT --to-destination 192.168.1.21:11943
#####################netmeeting################3
iptables -t nat -A POSTROUTING -d 192.168.1.225 -o eth0 -p tcp -m tcp --dport 1720 -j SNAT --to-source 192.168.1.222
iptables -t nat -A PREROUTING -d 61.144.62.70 -p tcp -m tcp --dport 1720 -j DNAT --to-destination 192.168.1.225:1720
iptables -t nat -A POSTROUTING -d 192.168.1.225 -o eth0 -p tcp -m tcp --dport 1731 -j SNAT --to-source 192.168.1.222
iptables -t nat -A PREROUTING -d 61.144.62.70 -p tcp -m tcp --dport 1731 -j DNAT --to-destination 192.168.1.225:1731
iptables -t nat -A POSTROUTING -d 192.168.1.225 -o eth0 -p tcp -m tcp --dport 389 -j SNAT --to-source 192.168.1.222
iptables -t nat -A PREROUTING -d 61.144.62.70 -p tcp -m tcp --dport 389 -j DNAT --to-destination 192.168.1.225:389
iptables -t nat -A POSTROUTING -d 192.168.1.225 -o eth0 -p tcp -m tcp --dport 522 -j SNAT --to-source 192.168.1.222
iptables -t nat -A PREROUTING -d 61.144.62.70 -p tcp -m tcp --dport 522 -j DNAT --to-destination 192.168.1.225:522
iptables -t nat -A POSTROUTING -d 192.168.1.225 -o eth0 -p tcp -m tcp --dport 1503 -j SNAT --to-source 192.168.1.222
iptables -t nat -A PREROUTING -d 61.144.62.70 -p tcp -m tcp --dport 1503 -j DNAT --to-destination 192.168.1.225:1503
###################################################
iptables -t nat -A POSTROUTING -d 192.168.1.183 -o eth0 -p tcp -m tcp --dport 808 -j SNAT --to-source 192.168.1.222
iptables -t nat -A PREROUTING -d 61.144.62.70 -p tcp -m tcp --dport 808 -j DNAT --to-destination 192.168.1.183:808
###### winvnc ######################
iptables -t nat -A POSTROUTING -d 192.168.1.225 -o eth0 -p tcp -m tcp --dport 5400 -j SNAT --to-source 192.168.1.222
iptables -t nat -A PREROUTING -d 61.144.62.70 -p tcp -m tcp --dport 5400 -j DNAT --to-destination 192.168.1.225:5400
iptables -t nat -A POSTROUTING -d 192.168.1.225 -o eth0 -p tcp -m tcp --dport 5500 -j SNAT --to-source 192.168.1.222
iptables -t nat -A PREROUTING -d 61.144.62.70 -p tcp -m tcp --dport 5500 -j DNAT --to-destination 192.168.1.225:5500
###################################################